Technical datasheet

Bakelite® EP 8111

Supplied byBakelite Synthetics- Last Updated on Feb 17, 2026

Bakelite® EP 8111 by Bakelite Synthetics is epoxy molding compound reinforced with glass fiber and inorganic filler. It exhibits high heat resistance and very good media resistance.
  • This grade offers low viscous flow adjustment, dimensional stability and very good mechanical properties.
  • It is processed by compression- and injection molding.
  • Bakelite® EP 8111 is recommended for encapsulation of electrical parts, for high temperature environments.
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Bakelite® EP 8111 properties

Electrical properties

PropertiesValue & unitTest conditionTest method
Dielectric Strength0.0 Visible After LoginVisible After LoginVisible After Login
Dissipation Factor0.0 Visible After LoginVisible After LoginVisible After Login
Proof Tracking Index0.0 Visible After LoginVisible After LoginVisible After Login
Surface Resistivity0.0 Visible After LoginVisible After LoginVisible After Login
Volume Resistivity0.0 Visible After LoginVisible After LoginVisible After Login

Flammability properties

PropertiesValue & unitTest conditionTest method
Flame Rating, UL 940.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
Compressive Strength0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Modulus of Elasticity0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Density, Bulk0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Density0.0 Visible After LoginVisible After LoginVisible After Login
Linear Mold Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login
Linear Mold Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Deflection Temperature at 8 MPa0.0 Visible After LoginVisible After LoginVisible After Login

Bakelite® EP 8111 Processing Guidelines

Compression Processing Guidelines

PropertiesValue & unitTest conditionTest method
Curing TimeVisible After LoginVisible After Login

Compression Molding Processing Guidelines

PropertiesValue & unitTest conditionTest method
Mold TemperatureVisible After LoginVisible After Login

Compression Molding/Injection Processing Guidelines

PropertiesValue & unitTest conditionTest method
Molding Pressure (Cavity)Visible After LoginVisible After Login

Injection Processing Guidelines

PropertiesValue & unitTest conditionTest method
Barrel Feed Zone TemperatureVisible After LoginVisible After Login
Barrel Nozzle Zone TemperatureVisible After LoginVisible After Login
Curing TimeVisible After LoginVisible After Login

Injection Molding Processing Guidelines

PropertiesValue & unitTest conditionTest method
Back PressureVisible After LoginVisible After Login
Holding PressureVisible After LoginVisible After Login
Mold TemperatureVisible After LoginVisible After Login
Temperature of materialVisible After LoginVisible After Login